Widely used in chemical fibers , chemical fertilizer , oil , ethylene , and other industrial high - pressure pumps , valves , industrial facilities , such as reactor sealed 广泛应用于化纤、化肥、采油、乙烯等工业的高压泵、阀门、反应釜等工业设备的密封。
The corrosion of reaction caldron in the aeroconcrete production is a difficult problem , it makes the service life of reaction caldron only half of the design life 摘要蒸压釜的腐蚀致使反应釜的寿命只有设计寿命的一半左右，一直是困扰建材行业多年的难题。
Advice the custmers to proofread equipment or reaction feed - in pipe innerpath , feed - in units time flux to confirm outerpath and virtual innerpath of adding liquid pipe 建议用户校核设备或反应釜进料支管内径，进料单位时间流量来确定加液管的外径和有效内径。
The sealing property problem for the stirring shaft of high - speed pressured reaction axe with large length to diameter ratio is always a difficult problem to study for design era and users 摘要高速大长径比压力反应釜搅拌轴密封性能问题一直是设计者与使用者研究的难题。
The experimental research verified that this method had probed a new way for solving the sealing problem of stirring shaft of high - speed pressured reaction axe with large length to diameter ratio 实验研究证明，该方法为解决高速大长径比压力反应釜搅拌轴密封问题探索了一种新途径。
Inspect whether there is material in reaction kettle 3 , and close all valves after inletting , then open the heating system and inlet valve and emptying valve of recovery tank to distill for dehydration 检查3号反应釜是否已经进料，进料后关闭所有阀门，打开加热系统和回收罐进料阀门.放空阀门，进行蒸馏脱水。
This paper introduces the realizations of predictive fuzzy control in polymerizing - kettle ' s temperature control system . this system bases on industrial computer . the realizations of the software and hardware are both mentioned in the paper 针对聚合反应釜温控系统的特点,介绍了预测模糊控制在以工控机为核心的聚合反应釜温控系统中的软、硬件实现方法。
Module - oriented automatic differentiation ( mad ) , a new ad approach that can employ current differentiation algorithms flexibly to differentiate each module of the process model , is presented to achieve more efficient jacobian evaluation in optimization 面向模块的自动微分可以更加灵活和充分地利用模型的结构特点，这个优势在精馏塔稳态优化和缩聚反应釜动态优化这两个典型的工业过程系统优化问题中得到了充分的体现。
Now , we have various series ultrasonic products , respectively ultrasonic cell disruptor , ultrasonic cleaning machine , ultrasonic plastic welding machine , ultrasonic nano materials manufacturing machine , ultrasonic extractor , ultrasonic auto drilling machine , ultrasonic reaction vessel 公司拥有各大超声系列产品，分别有超声波细胞粉碎机超声波清洗机超声波塑料焊接机超声波纳米材料制备机超声波提取机超声波自动打孔机超声波反应釜等。
Based on the polymerization reaction mechanism of pet , the model includes all main reactions and major side reactions with measured operational variables as its input and polymerization degree ( dp ) , average molecular weight and parameters of molecular weight distribution as its output 模型从聚合反应机理出发，考虑了所有的主反应和主要的副反应，以实测的工艺操作参数为输入，以各反应釜、特别是终端产品的聚合度、平均相对分子质量及相对分子质量分布参数为输出。
